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Voyager makes an interstellar discovery
Space & Earth / Space Exploration
Dec 26, 2009 |
4.7 / 5 (61) |
24
The solar system is passing through an interstellar cloud that physics says should not exist. In the Dec. 24th issue of Nature, a team of scientists reveal how NASA's Voyager spacecraft have solved the mystery.
Vampires and collisions rejuvenate stars
Dec 23, 2009 |
4.3 / 5 (9) |
2
Stars in globular clusters are generally extremely old, with ages of 12-13 billion years. However, a small fraction of them appear to be significantly younger than the average population and, because they ...
Studying how black holes grow
Space & Earth / Space Exploration
Dec 17, 2009 |
5 / 5 (2) |
1
Black holes are some of the most exotic objects in the universe. They are the final evolutionary stage of giant stars much larger than the sun. When these stars explode, their cores collapse down to the size ...
Supernova explosions stay in shape
Dec 17, 2009 |
4.9 / 5 (8) |
2
At a very early age, children learn how to classify objects according to their shape. Now, new research suggests studying the shape of the aftermath of supernovas may allow astronomers to do the same.
Hubble's Festive View of a Grand Star-Forming Region (w/ Video)
Dec 15, 2009 |
4.5 / 5 (4) |
0
(PhysOrg.com) -- Just in time for the holidays: a Hubble Space Telescope picture postcard of hundreds of brilliant blue stars wreathed by warm, glowing clouds. The festive portrait is the most detailed view of the largest ...
VISTA: Pioneering new survey telescope starts work
Dec 11, 2009 |
4.9 / 5 (11) |
1
VISTA is the latest telescope to be added to ESO's Paranal Observatory in the Atacama Desert of northern Chile. It is housed on the peak adjacent to the one hosting the ESO Very Large Telescope (VLT) and shares ...
RIT astronomer mines Spitzer Space Telescope data for massive starbursts
Dec 08, 2009 |
4.3 / 5 (3) |
0
Understanding the evolution of galaxies is one of the biggest questions confronting astronomers today. Looking at distant astronomical objects gives scientists important clues to the origins of the Milky Way Galaxy and other ...
Cosmic rays hunted down: Physicists are closing in on the origin of cosmic rays
Dec 07, 2009 |
4.4 / 5 (11) |
4
(PhysOrg.com) -- A thin rain of charged particles continually bombards our atmosphere from outer space. The mysterious particles were first detected 100 years ago but until 10 years ago when a new type of ...
Brightness variations of sun-like stars: The mystery deepens
Dec 07, 2009 |
4.4 / 5 (14) |
7
(PhysOrg.com) -- An extensive study made with ESO's Very Large Telescope deepens a long-standing mystery in the study of stars similar to the Sun. Unusual year-long variations in the brightness of about one ...
Spitzer Unveils Biggest Milky Way View at Adler Planetarium
Space & Earth / Space Exploration
Dec 04, 2009 |
5 / 5 (2) |
3
(PhysOrg.com) -- The world's largest image of our Milky Way galaxy, taken by NASA's Spitzer Space Telescope, went on display this week at the Adler Planetarium in Chicago.
NASA's WISE infrared satellite to reveal new galaxies, stars, asteroids
Dec 04, 2009 |
4.8 / 5 (6) |
2
(PhysOrg.com) -- Data from the satellite, says principal investigator and UCLA professor Edward Wright, will help scientists answer fundamental questions about the history of our solar system, the Milky Way ...
Team using Subaru Telescope makes major discovery
Dec 03, 2009 |
4.8 / 5 (21) |
2
An international team of scientists that includes an astronomer from Princeton University has made the first direct observation of a planet-like object orbiting a star similar to the sun.
Suzaku spies treasure trove of intergalactic metal
Dec 02, 2009 |
4.7 / 5 (6) |
1
Every cook knows the ingredients for making bread: flour, water, yeast, and time. But what chemical elements are in the recipe of our universe?
Superior Super Earths
Space & Earth / Space Exploration
Nov 30, 2009 |
4.6 / 5 (55) |
15
Super Earths are named for their size, but these planets - which range from about 2 to 10 Earth masses - could be superior to the Earth when it comes to sustaining life. They could also provide an answer to ...
The Energy Sources of Ultraluminous Galaxies
Nov 27, 2009 |
4.7 / 5 (20) |
3
(PhysOrg.com) -- Ultraluminous infrared galaxies ((ULIRGs) are galaxies whose luminosity exceeds that of a trillion suns; for comparison, the Milky Way galaxy has a typical (and much more modest) luminosity ...
